31114021434 has 64 divisors (see below), whose sum is σ = 64215410688. Its totient is φ = 10046836800.

The previous prime is 31114021417. The next prime is 31114021457. The reversal of 31114021434 is 43412041113.

It is a super-2 number, since 2×31114021434² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5745312 + ... + 5750724.

It is an arithmetic number, because the mean of its divisors is an integer number (1003365792).

Almost surely, 2^31114021434 is an apocalyptic number.

31114021434 is an abundant number, since it is smaller than the sum of its proper divisors (33101389254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31114021434 is a wasteful number, since it uses less digits than its factorization.

31114021434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 31114021434 its reverse (43412041113), we get a palindrome (74526062547).

The spelling of 31114021434 in words is "thirty-one billion, one hundred fourteen million, twenty-one thousand, four hundred thirty-four".